The government could not use the Crown’s prerogative powers to give notice of the United Kingdom’s intentions to withdraw from the European Union because, in passing the European Communities Act 1972, parliament had given effect under UK law to rights granted by EU law and only parliament could revoke those rights

The Divisional Court of the Queen’s Bench Division so held in granting a claim for judicial review by the claimants, Gina Miller and Deir Tozetti Dos Santos, against the stated intentions of the…